요약·해설과 원문, 전문 번역을 서로 분리했습니다. API 이름, symbol, source path는 원문 표기를 사용합니다.
1. 요약·해설
원문의 핵심 논리와 kernel programming 관점의 보충 설명입니다. 아래의 전문 번역과는 별도로 작성했습니다.
2. 영어 원문 전체
번역 기준이 된 Linux v6.18.37 원문입니다. 줄 번호는 이 버전의 파일 좌표입니다.
원문 전체 펼치기
Mediatek MT6323 Regulator
All voltage regulators are defined as subnodes of the regulators node. A list
of regulators provided by this controller are defined as subnodes of the
PMIC's node. Each regulator is named according to its regulator type,
buck_<name> and ldo_<name>. The definition for each of these nodes is defined
using the standard binding for regulators at
Documentation/devicetree/bindings/regulator/regulator.txt.
The valid names for regulators are::
BUCK:
buck_vproc, buck_vsys, buck_vpa
LDO:
ldo_vtcxo, ldo_vcn28, ldo_vcn33_bt, ldo_vcn33_wifi, ldo_va, ldo_vcama,
ldo_vio28, ldo_vusb, ldo_vmc, ldo_vmch, ldo_vemc3v3, ldo_vgp1, ldo_vgp2,
ldo_vgp3, ldo_vcn18, ldo_vsim1, ldo_vsim2, ldo_vrtc, ldo_vcamaf, ldo_vibr,
ldo_vrf18, ldo_vm, ldo_vio18, ldo_vcamd, ldo_vcamio
Example:
pmic: mt6323 {
mt6323regulator: regulators {
mt6323_vproc_reg: buck_vproc{
regulator-name = "vproc";
regulator-min-microvolt = < 700000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <12500>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vsys_reg: buck_vsys{
regulator-name = "vsys";
regulator-min-microvolt = <1400000>;
regulator-max-microvolt = <2987500>;
regulator-ramp-delay = <25000>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vpa_reg: buck_vpa{
regulator-name = "vpa";
regulator-min-microvolt = < 500000>;
regulator-max-microvolt = <3650000>;
};
mt6323_vtcxo_reg: ldo_vtcxo{
regulator-name = "vtcxo";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-enable-ramp-delay = <90>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vcn28_reg: ldo_vcn28{
regulator-name = "vcn28";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-enable-ramp-delay = <185>;
};
mt6323_vcn33_bt_reg: ldo_vcn33_bt{
regulator-name = "vcn33_bt";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3600000>;
regulator-enable-ramp-delay = <185>;
};
mt6323_vcn33_wifi_reg: ldo_vcn33_wifi{
regulator-name = "vcn33_wifi";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3600000>;
regulator-enable-ramp-delay = <185>;
};
mt6323_va_reg: ldo_va{
regulator-name = "va";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-enable-ramp-delay = <216>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vcama_reg: ldo_vcama{
regulator-name = "vcama";
regulator-min-microvolt = <1500000>;
regulator-max-microvolt = <2800000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vio28_reg: ldo_vio28{
regulator-name = "vio28";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-enable-ramp-delay = <216>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vusb_reg: ldo_vusb{
regulator-name = "vusb";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <216>;
regulator-boot-on;
};
mt6323_vmc_reg: ldo_vmc{
regulator-name = "vmc";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <36>;
regulator-boot-on;
};
mt6323_vmch_reg: ldo_vmch{
regulator-name = "vmch";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <36>;
regulator-boot-on;
};
mt6323_vemc3v3_reg: ldo_vemc3v3{
regulator-name = "vemc3v3";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <36>;
regulator-boot-on;
};
mt6323_vgp1_reg: ldo_vgp1{
regulator-name = "vgp1";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vgp2_reg: ldo_vgp2{
regulator-name = "vgp2";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3000000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vgp3_reg: ldo_vgp3{
regulator-name = "vgp3";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1800000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vcn18_reg: ldo_vcn18{
regulator-name = "vcn18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vsim1_reg: ldo_vsim1{
regulator-name = "vsim1";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3000000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vsim2_reg: ldo_vsim2{
regulator-name = "vsim2";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3000000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vrtc_reg: ldo_vrtc{
regulator-name = "vrtc";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vcamaf_reg: ldo_vcamaf{
regulator-name = "vcamaf";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vibr_reg: ldo_vibr{
regulator-name = "vibr";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <36>;
};
mt6323_vrf18_reg: ldo_vrf18{
regulator-name = "vrf18";
regulator-min-microvolt = <1825000>;
regulator-max-microvolt = <1825000>;
regulator-enable-ramp-delay = <187>;
};
mt6323_vm_reg: ldo_vm{
regulator-name = "vm";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1800000>;
regulator-enable-ramp-delay = <216>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vio18_reg: ldo_vio18{
regulator-name = "vio18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-enable-ramp-delay = <216>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vcamd_reg: ldo_vcamd{
regulator-name = "vcamd";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1800000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vcamio_reg: ldo_vcamio{
regulator-name = "vcamio";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-enable-ramp-delay = <216>;
};
};
};
3. 한국어 전문 번역
영어 원문의 문단 순서와 의미를 유지한 전체 번역입니다. 코드, 함수명, symbol과 URL은 원문 표기를 유지합니다.
MT6323 regulator 구조
1-9Mediatek MT6323의 모든 voltage regulator는 PMIC의 `regulators` node 아래 subnode로 정의합니다. 각 이름은 type에 따라 `buck_<name>` 또는 `ldo_<name>` 형식이며 `Documentation/devicetree/bindings/regulator/regulator.txt`의 standard regulator binding을 사용합니다.
유효한 BUCK과 LDO 이름
10-18BUCK 이름은 `buck_vproc`, `buck_vsys`, `buck_vpa`입니다. LDO 이름은 `ldo_vtcxo`, `ldo_vcn28`, `ldo_vcn33_bt`, `ldo_vcn33_wifi`, `ldo_va`, `ldo_vcama`, `ldo_vio28`, `ldo_vusb`, `ldo_vmc`, `ldo_vmch`, `ldo_vemc3v3`, `ldo_vgp1`, `ldo_vgp2`, `ldo_vgp3`, `ldo_vcn18`, `ldo_vsim1`, `ldo_vsim2`, `ldo_vrtc`, `ldo_vcamaf`, `ldo_vibr`, `ldo_vrf18`, `ldo_vm`, `ldo_vio18`, `ldo_vcamd`, `ldo_vcamio`입니다.
MT6323 전체 regulator 예제
19-237예제는 세 BUCK의 voltage range와 ramp delay를 선언합니다. `vproc`은 700,000~1,350,000 microvolt, `vsys`는 1,400,000~2,987,500 microvolt이며 두 rail은 always-on·boot-on입니다. `vpa`는 500,000~3,650,000 microvolt입니다.
이어지는 25개 LDO는 fixed 또는 selectable voltage와 enable ramp delay를 지정합니다. `vtcxo`, `va`, `vio28`, `vrtc`, `vm`, `vio18`은 always-on·boot-on 조합을 사용하고, 나머지 camera·connectivity·storage·SIM·vibrator rail도 각 범위와 delay를 원문대로 선언합니다.
pmic: mt6323 {
mt6323regulator: regulators {
mt6323_vproc_reg: buck_vproc{
regulator-name = "vproc";
regulator-min-microvolt = < 700000>;
regulator-max-microvolt = <1350000>;
regulator-ramp-delay = <12500>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vsys_reg: buck_vsys{
regulator-name = "vsys";
regulator-min-microvolt = <1400000>;
regulator-max-microvolt = <2987500>;
regulator-ramp-delay = <25000>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vpa_reg: buck_vpa{
regulator-name = "vpa";
regulator-min-microvolt = < 500000>;
regulator-max-microvolt = <3650000>;
};
mt6323_vtcxo_reg: ldo_vtcxo{
regulator-name = "vtcxo";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-enable-ramp-delay = <90>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vcn28_reg: ldo_vcn28{
regulator-name = "vcn28";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-enable-ramp-delay = <185>;
};
mt6323_vcn33_bt_reg: ldo_vcn33_bt{
regulator-name = "vcn33_bt";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3600000>;
regulator-enable-ramp-delay = <185>;
};
mt6323_vcn33_wifi_reg: ldo_vcn33_wifi{
regulator-name = "vcn33_wifi";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3600000>;
regulator-enable-ramp-delay = <185>;
};
mt6323_va_reg: ldo_va{
regulator-name = "va";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-enable-ramp-delay = <216>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vcama_reg: ldo_vcama{
regulator-name = "vcama";
regulator-min-microvolt = <1500000>;
regulator-max-microvolt = <2800000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vio28_reg: ldo_vio28{
regulator-name = "vio28";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-enable-ramp-delay = <216>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vusb_reg: ldo_vusb{
regulator-name = "vusb";
regulator-min-microvolt = <3300000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <216>;
regulator-boot-on;
};
mt6323_vmc_reg: ldo_vmc{
regulator-name = "vmc";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <36>;
regulator-boot-on;
};
mt6323_vmch_reg: ldo_vmch{
regulator-name = "vmch";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <36>;
regulator-boot-on;
};
mt6323_vemc3v3_reg: ldo_vemc3v3{
regulator-name = "vemc3v3";
regulator-min-microvolt = <3000000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <36>;
regulator-boot-on;
};
mt6323_vgp1_reg: ldo_vgp1{
regulator-name = "vgp1";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vgp2_reg: ldo_vgp2{
regulator-name = "vgp2";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3000000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vgp3_reg: ldo_vgp3{
regulator-name = "vgp3";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1800000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vcn18_reg: ldo_vcn18{
regulator-name = "vcn18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vsim1_reg: ldo_vsim1{
regulator-name = "vsim1";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3000000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vsim2_reg: ldo_vsim2{
regulator-name = "vsim2";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3000000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vrtc_reg: ldo_vrtc{
regulator-name = "vrtc";
regulator-min-microvolt = <2800000>;
regulator-max-microvolt = <2800000>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vcamaf_reg: ldo_vcamaf{
regulator-name = "vcamaf";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vibr_reg: ldo_vibr{
regulator-name = "vibr";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3300000>;
regulator-enable-ramp-delay = <36>;
};
mt6323_vrf18_reg: ldo_vrf18{
regulator-name = "vrf18";
regulator-min-microvolt = <1825000>;
regulator-max-microvolt = <1825000>;
regulator-enable-ramp-delay = <187>;
};
mt6323_vm_reg: ldo_vm{
regulator-name = "vm";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1800000>;
regulator-enable-ramp-delay = <216>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vio18_reg: ldo_vio18{
regulator-name = "vio18";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-enable-ramp-delay = <216>;
regulator-always-on;
regulator-boot-on;
};
mt6323_vcamd_reg: ldo_vcamd{
regulator-name = "vcamd";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <1800000>;
regulator-enable-ramp-delay = <216>;
};
mt6323_vcamio_reg: ldo_vcamio{
regulator-name = "vcamio";
regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <1800000>;
regulator-enable-ramp-delay = <216>;
};
};
};
요약과 해설
mt6323-regulator.txt:1-237Regulator별 필수 property와 전체 예제를 원문 줄 좌표와 함께 제공합니다.